Apple Watch

Yes, the Apple Watch features built-in NFC capabilities. This means payments can be made using just the Apple Watch.

Apple Watch buyers will receive different accessories depending on which collection the Apple Watch comes from. Apple includes everything the user needs to get started.

Apple Watch comes in two case sizes, which feature two different screen sizes and resolutions. Both are energy efficient Retina displays designed for sharp text and graphics rendering.

Apple Watch screen resolution is listed below for each model:

38mm Apple Watch

Yes, Apple Watch features a built-in Wi-Fi radio (802.11b/g/n 2.4GHz). This means Apple Watch can connect to Wi-Fi networks.

One highlight of built-in Wi-fi on the Apple Watch is connectivity with an iPhone. While an iPhone is normally paired with Apple Watch over Bluetooth, this limits the connection to a maximum distance of approximately 100 feet.

The Apple Watch does come with a pre-installed Calendar app. It is also safe to assume that third-party developers will release more calendar apps for the Watch after it is released on April 24, 2015.

You can see a complete list of stock Apple Watch apps here.